1600280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3637}}^1$

素因数の和:3659

約数の個数: 32

約数和(自身を含む): 3929040

約数和(自身を除く): 2328760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3637, 7274, 14548, 18185, 29096, 36370, 40007, 72740, 80014, 145480, 160028, 200035, 320056, 400070, 800140, 1600280]

約数ペア:

[(1, 1600280), (2, 800140), (4, 400070), (5, 320056), (8, 200035), (10, 160028), (11, 145480), (20, 80014), (22, 72740), (40, 40007), (44, 36370), (55, 29096), (88, 18185), (110, 14548), (220, 7274), (440, 3637)]